64758850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1487}}^1$

素因数の和:1579

約数の個数: 48

約数和(自身を含む): 131741568

約数和(自身を除く): 66982718

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 650, 670, 871, 1487, 1675, 1742, 2974, 3350, 4355, 7435, 8710, 14870, 19331, 21775, 37175, 38662, 43550, 74350, 96655, 99629, 193310, 199258, 483275, 498145, 966550, 996290, 1295177, 2490725, 2590354, 4981450, 6475885, 12951770, 32379425, 64758850]

約数ペア:

[(1, 64758850), (2, 32379425), (5, 12951770), (10, 6475885), (13, 4981450), (25, 2590354), (26, 2490725), (50, 1295177), (65, 996290), (67, 966550), (130, 498145), (134, 483275), (325, 199258), (335, 193310), (650, 99629), (670, 96655), (871, 74350), (1487, 43550), (1675, 38662), (1742, 37175), (2974, 21775), (3350, 19331), (4355, 14870), (7435, 8710)]